Shanghai Jieteng Precision Mold Factory

Shanghai Jingteng Metal Group Co., Ltd.

   
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Q345

Q345

Q345 Chinese Standard Structural Alloy Steel
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Thickness:
Diameter:
  
Q345 Chinese Standard Structural Alloy Steel



Material Name


Material Name: Q345

Characteristics and scope of application


Alloy steel pipe applies to petroleum, chemical industry, electric power,

boiler, high temperature resistant, low temperature resistant,

corrosion resistant seamless steel pipe used.


Chemical Composition


C Si Mn P S
Max 0.2 Max 0.55 1.0-1.6 Max 0.040
Max 0.040

Mechanical Properties


Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Elongation
A (%)
≥345
470-630
21-22

Delivery State


annealed state delivery, the delivery state should be indicated in the contract.